The Stack Overflow question What is the best way to parse html in C#? is locked for historical significance. The point of locking is to preserve meaningful content that doesn't fit in with what Stack ...

I just came across this old deleted question (10k only): What are the barriers to understanding pointers and what can be done to overcome them?
It was first asked back in August 2008, was closed as ...

Browsing my old ★'d questions, I noticed that several, while very popular, have been deemed off-topic.
But some are locked, remaining visible for everyone to see, while others are deleted outright. ...

There are some questions such as this one which are off topic and do not follow the rules but still are not deleted. They are kept due to "historical significance." Does that mean that it has enough ...